Jack Tries His Hand at Selling Insurance but Finds That

Jack tries his hand at selling insurance but finds that he does not like working in an office all day long. He then tries working for a landscaping company so he can work outdoors. He finds that he does not like working outdoors doing physical labor. Finally he takes a job driving a cab, which seems to be the best of both worlds. According to Rotter, Jack is:

A) Learning from meaningful experiences
B) Experiencing a shift to an external control of reinforcement
C) Reacting to a cognitive feedback loop
D) Recreating his learning history